687 search results - page 138 / 138 » Observer forms for perspective systems |
TSP
2010
13 years 2 months ago
2010
Abstract--In this paper, we investigate various channel estimators that exploit channel sparsity in the time and/or Doppler domain for a multicarrier underwater acoustic system. We...
WWW
2009
ACM
14 years 8 months ago
2009
ACM
Users of social networking services can connect with each other by forming communities for online interaction. Yet as the number of communities hosted by such websites grows over ...